.helloComp {
  padding: 20px;
  .card {
    width: 300px;
    height: 140px;
    margin: 10px auto;
  }
  .timeline {
    width: 100%;
    margin: 30px 0 0 20px;
    height: 500px;
    overflow-y: auto;
    position: fixed;
  }
}
